16529780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 37403856

約数和(自身を除く): 20874076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 797, 1037, 1220, 1594, 2074, 3188, 3985, 4148, 5185, 7970, 10370, 13549, 15940, 20740, 27098, 48617, 54196, 67745, 97234, 135490, 194468, 243085, 270980, 486170, 826489, 972340, 1652978, 3305956, 4132445, 8264890, 16529780]

約数ペア:

[(1, 16529780), (2, 8264890), (4, 4132445), (5, 3305956), (10, 1652978), (17, 972340), (20, 826489), (34, 486170), (61, 270980), (68, 243085), (85, 194468), (122, 135490), (170, 97234), (244, 67745), (305, 54196), (340, 48617), (610, 27098), (797, 20740), (1037, 15940), (1220, 13549), (1594, 10370), (2074, 7970), (3188, 5185), (3985, 4148)]